Elizabeth heads to Brussels to seek NATO�s support against Russia when it threatens to invade Bulgaria, but when France refuses to cooperate, it could threaten the alliance�s very existence. Also, Henry�s new government role has him dive into the Russia issue and turn to his former operative, Dmitri Petrov for help, and as Nadine and Mike B�s relationship heats up, Elizabeth finds out information about her old friend that makes her question his loyalties.